Disclosure of Invention
In order to solve the above technical problems, an object of the present invention is to provide an ultrasonic testing apparatus with an automatic line winding and unwinding function and a control method thereof, so as to solve the technical problem that a foundation pile needs to be tested many times.
In order to achieve the above object, an aspect of the present invention provides an ultrasonic testing apparatus with an automatic line winding and unwinding function, for testing a foundation pile, in which a sounding pipe is disposed, including:
a fixing member;
the first supporting piece is fixedly arranged on the fixing piece;
the second supporting piece is rotatably arranged on the fixed piece;
the plurality of wire winding and unwinding groups comprise two flanges and a wire winding disc, the wire winding disc is arranged between the two flanges, one wire winding disc is fixedly connected with the two flanges through bolts and nuts to form the wire winding and unwinding groups, the flanges of the two adjacent wire winding and unwinding groups are fixedly connected with a first coupler through bolts and nuts to form a wire winding and unwinding assembly, one end of the wire winding and unwinding assembly is rotatably arranged on the first supporting piece, and the other end of the wire winding and unwinding assembly is selectively and rotatably arranged on the second supporting piece;
the power assembly provides power for the wire retracting assembly;
one end of the cable is fixedly connected to the wire spool, and the other end of the cable is arranged in the acoustic pipe;
a plurality of counters for measuring displacement values of the cable at the sounding pipe;
and the ultrasonic transducer is fixedly connected to the cable positioned in the acoustic pipe.
As a further description of the above technical solution:
the fixing piece comprises a frame and universal wheels, the universal wheels are arranged at the bottom of the frame, the first supporting piece is fixedly arranged on the frame, and the second supporting piece is rotatably arranged on the frame.
As a further description of the above technical solution:
the first supporting piece comprises a first fixing seat, the first fixing seat is fixedly connected with the fixing piece, a first arc blind hole is formed in the first fixing seat, and the first arc blind hole is matched with the pipeline of the flange.
As a further description of the above technical solution:
the second support piece comprises a second fixing seat, a rotating shaft is fixedly arranged at the bottom of the second fixing seat, the rotating shaft is rotatably arranged on the fixing piece, a second arc blind hole is formed in the second fixing seat, the second arc blind hole is matched with the pipeline of the flange, and the second fixing seat is selectively connected with the fixing piece in a detachable mode.
As a further description of the above technical solution:
the counter comprises a shell, a rotating roller and an encoder, wherein a wire outlet is formed in the bottom of the shell, the rotating roller is rotatably arranged in the shell, the output end of the encoder is fixedly connected with the rotating roller, one end of a cable is fixed on the wire spool, the other end of the cable is wound on the rotating roller and penetrates through the wire outlet which is arranged in the sounding pipe, and the wire outlet is arranged above the sounding pipe.
As a further description of the above technical solution:
the power assembly is a servo motor.
As a further description of the above technical solution:
the servo motor power is connected with the power shaft, the power shaft is connected with the rotary rod through the second coupler, the rotary rod is connected with the first chain wheel through a key, the flange at one end of the wire take-up and pay-off assembly is connected with the second chain wheel through a key, and the first chain wheel is connected with the second chain wheel through a chain wheel.
As a further description of the above technical solution:
the handle is rotatably arranged on the fixing piece, a first gear is connected to the handle through a key, a second gear is connected to the flange at one end of the wire take-up and pay-off assembly through a key, and the first gear is meshed with the second gear.
As a further description of the above technical solution:
and the fixed piece is fixedly connected with a sound wave probe sleeve.
The invention also provides a control method of the ultrasonic detector with the automatic wire winding and unwinding function, which comprises the following steps:
s1: paying off, wherein a tester firstly puts counters of ultrasonic transducers into orifices of a sound measuring tube respectively, then puts signal lines of the ultrasonic transducers and control lines of an ultrasonic detector into an operation screen of a host computer, operates an automatic paying off button, puts the ultrasonic transducers into the sound measuring tube at a constant speed by the ultrasonic detector, and stops paying off until the ultrasonic transducers are put at the bottom of the sound measuring tube;
s2, setting parameters: the detection personnel operate the host operating screen and set related engineering information and the rotating speed of the wire take-up and pay-off assembly;
s3, detection: a detector operates the host operating screen to start collecting echo signals of the ultrasonic transducer, and the wire winding and unwinding assembly rotates at a set speed;
s4, data collection and classification: the host machine operation screen automatically stores detection data and uploads the detection data to the remote server, then, a detector puts the ultrasonic transducer into a sound wave probe sleeve of the ultrasonic detector in order, and detection is finished.
Compared with the prior art, the invention has the beneficial effects that:
(I): the wire collecting and releasing assemblies are connected through the first couplers among the plurality of wire collecting and releasing assemblies, so that the detachable connection among the wire collecting and releasing assemblies is realized, the equivalent wire collecting and releasing assemblies are matched according to the number of the sounding pipes detected according to actual needs, and the condition that the wire collecting and releasing assemblies of the ultrasonic detector are too much (not easy to move) or too little (not meeting the detection requirement) can be prevented;
the detection principle of the ultrasonic transducer can be seen in chinese patent CN202010709631.6, which discloses the detection principle of the ultrasonic transducer, and is not set forth herein too much.
(II): set up the universal wheel and play the purpose that conveniently promotes this ultrasonic detector, conveniently detect the completion back as a foundation pile, be convenient for promote this ultrasonic detector and detect on the next foundation pile.
(III): set up the encoder and play the convenient displacement volume of reading ultrasonic transducer in the acoustic survey pipe, particularly, the encoder is through reading the rotation number of turns of live-rollers, thereby can convert the number of turns of live-rollers into the displacement volume of ultrasonic transducer in the acoustic survey pipe, the outlet sets up the top at the acoustic survey pipe, thereby make the condition that can not appear rocking of rising that the process of receiving the line can be stable, finally influence the reading of ultrasonic detector's host computer operation screen, the live-rollers plays the purpose of adjusting the interior cable length of acoustic survey pipe.
(IV): servo motor has corotation and function of reversal to can satisfy the requirement of receiving the line and unwrapping wire of receiving and releasing the line subassembly in the acoustic survey intraductal, set up the purpose that the second shaft coupling played protection servo motor's power shaft, thereby prolong servo motor's life, the power principle: servo motor drive power shaft is rotatory, and rotatory power shaft passes through the second coupling and makes the rotary rod rotatory, and then makes the cover change the first sprocket on the rotary rod rotatory, and first sprocket passes through the sprocket and makes the second sprocket rotatory, and rotatory second sprocket drive flange is rotatory, and then has realized the rotation of receiving and releasing line subassembly, has realized promptly that automatic at the uniform velocity receives and releases the line.
(V): the handle is arranged to perform winding and unwinding in a manual mode when the servo motor stops moving due to unexpected work.
(VI): the sound wave probe sleeve is arranged to fulfill the aim of containing the ultrasonic transducer.
Detailed Description
To explain the technical content, structural features, attained objects and effects of the present invention in detail, embodiments are described below in detail with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations and positional relationships based on the drawings, are used for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.
To achieve the above object, one aspect of the present invention provides an embodiment:
the invention provides an ultrasonic detector with an automatic wire winding and unwinding function, which comprises:
the first supporting member 4, please refer to fig. 1, includes a first fixing base, wherein a first arc blind hole is formed on a right side of the first fixing base.
Referring to fig. 2, the second supporting member 5 includes a second fixing seat 51, wherein a second arc blind hole 511 is formed on a front side of the second fixing seat 51, and a rotating shaft 52 is integrally formed at a bottom of the second fixing seat 51.
Referring to fig. 3, the power assembly 7 includes a servo motor 71, wherein the servo motor 71 is connected to a power shaft 72, the power shaft 72 is connected to a rotating rod 74 through a second coupler 7362, the rotating rod 74 is connected to a first sprocket 75 by a key, and the first sprocket 75 is connected to the second sprocket 63 by a chain 76.
Referring to fig. 4, the counter 8 includes a housing 81, a rotating roller 82 and an encoder, a wire outlet 811 is provided at the bottom of the housing 81, the rotating roller 82 is rotatably disposed in the housing 81, an output end of the encoder is fixedly connected to the rotating roller 82, wherein the encoder is in the prior art, and in the present application, only the number of rotation turns of the rotating roller 82 needs to be converted into a digital parameter, so that no more statements are made, and it is worth noting that: set up the encoder and play the displacement volume with ultrasonic transducer in sounding pipe 2 of convenient reading, particularly, the encoder is through reading the rotation number of turns of live-rollers 82, thereby can convert the number of turns of live-rollers 82 into the displacement volume of ultrasonic transducer in sounding pipe 2, outlet 811 sets up the top at sounding pipe 2, thereby make the condition that the rising that the process of receiving the line can be stable can not appear rocking, finally influence the reading of ultrasonic testing appearance's host computer operation screen, live-rollers 82 in its counter 8 still plays the purpose of adjusting the cable length in sounding pipe 2.
Fixing piece 3, including frame 31 and universal wheel 32, universal wheel 32 sets up in the bottom of frame 31, sets up universal wheel 32 and plays the purpose that conveniently promotes this ultrasonic detector, and the convenience is convenient for promote this ultrasonic detector and detect on next foundation pile 1 when foundation pile 1 detects the completion back.
The ultrasonic transducer and the detection principle of the ultrasonic transducer can be seen in chinese patent CN202010709631.6, which discloses the detection principle of the ultrasonic transducer, and not too much stated herein, specifically, the PST series of the rock joining technology ltd is selected.
The wire retracting and releasing assembly 6, please refer to fig. 6, includes a plurality of wire retracting and releasing assemblies 61 combined with a plurality of first couplers 62, wherein the plurality of wire retracting and releasing assemblies 61 are composed of two flanges 611 and a wire spool 612, one end of a bolt sequentially passes through one flange 611, the wire spool 612 and the other flange 611 to be fixedly connected with a nut thread, so as to form the wire retracting and releasing assemblies 61, the wire retracting and releasing assemblies 61 are connected through the first couplers 62, and finally the wire retracting and releasing assembly 6 is formed.
The cable, the handle 9 (the handle 9 is arranged to perform winding and unwinding in a manual mode when the servo motor 71 stops moving due to unexpected work), the first gear 91, the second gear 64 and the sound wave probe cover 33 (the sound wave probe cover 33 is arranged to perform the purpose of containing the ultrasonic transducer) are all the prior art, and therefore, too much description is not provided herein.
In another aspect, the present invention provides a method for installing an ultrasonic testing apparatus with an automatic wire winding and unwinding function, referring to fig. 1, including the following steps:
s1: assembling the fixing piece 3: four universal wheels 32 are respectively arranged at the bottom of the frame 31;
s2: the first support 4, the second support 5 and the acoustic wave probe covers 33 are installed, a first fixed seat of the first support 4 is fixedly connected to the top of the left side of the frame 31 through bolts, the left side of a second fixed seat 51 of the second support 5 is connected to the top of the rear part of the right side of the frame 31 through a rotating shaft 52, and the acoustic wave probe covers 33 are fixedly connected to the rear part of the frame 31 through bolts;
s3: mounting of the handle 9: the handle 9 is arranged at the left side of the frame 31, the first gear 91 is sleeved on the handle 9, and the handle 9 is connected with the first gear 91 through a connecting key;
s4: assembling the take-up and pay-off assembly 6: installing corresponding quantity of retractable wire sets 61 according to actual test requirements;
s5: mounting of the second gear 64 and the second sprocket 63: the flange 611 on the left side of the take-up and pay-off assembly 6 is respectively connected with the second gear 64 and the second chain wheel 63 through connecting keys, so that the second gear 64 and the second chain wheel 63 are fixedly installed;
s6: assembling the power assembly 7: the rotating rod 74 is connected with the power shaft 72 of the servo motor 71 through a second coupling 7362, and the first chain wheel 75 is connected with the rotating rod 74 through a connecting key;
s7: connection of the power assembly 7: the servo motor 71 is fixedly bolted to the frame 31, the first sprocket 75 is connected to the second sprocket 63 via a chain, and the first gear 91 and the second gear 64 are engaged with each other, so that the ultrasonic testing apparatus is mounted.
It should be noted that, because there are only 4-5 sounding pipes 2 in the actual operation process, the corresponding wire spool 612 can be selected only in 4-5, when the ultrasonic detector is set up, if only 4 wire spools 612 are needed, the flange 611 on the rightmost side is connected with the connecting rod through the first coupler 62, so as to satisfy that, when the right side of the second support member 5 rotates to the front right side of the frame 31, the connecting rod on the right side can be located in the first arc blind hole of the first support member 4 and the left flange 611 of the take-up and pay-off assembly 6 can be located in the second arc blind hole 511 of the second support member 5.
Referring to fig. 5, the ultrasonic testing apparatus with automatic take-up and pay-off function is pushed to the outside of a pipe pile to be tested, then counters 8 are respectively placed above sounding pipes 2 of the pipe pile to be tested, wherein wire outlets 811 of the counters 8 are aligned with the sounding pipes 2, then wires on a wire reel 612 are pulled out and wound on rotating rollers 82 of the counters 8, the wires at the wire outlets 811 of the counters 8 are preliminarily placed into the sounding pipes 2 so that the wires in each sounding pipe 2 are immersed into the bottom of the sounding pipe 2 (at this time, the immersed length of the wires in some sounding pipes 2 is too long, and needs to be adjusted to be equal to the immersed length of each sounding pipe 2, so that the measurement error is not affected), and then the wires with too long length are wound on the rotating rollers 82 of the corresponding counters 8, thereby reach the length of submerging of the cable in each sounding pipe 2 and equal, after the regulation is accomplished, with 8 bolted connection of counter on the tubular pile, test.
A control method of an ultrasonic detector with an automatic wire winding and unwinding function comprises the following steps:
s1: paying off, wherein a tester firstly puts counters 8 of ultrasonic transducers into orifices of a sound measuring tube 2 respectively, then puts ultrasonic transducer signal lines and ultrasonic detector control lines into a host operating screen, operates an automatic paying off button, puts all the ultrasonic transducers into the sound measuring tube 2 at a constant speed by an ultrasonic detector, and stops paying off until the ultrasonic transducers are put at the bottom of the sound measuring tube 2, so that the paying off action is avoided needing to be completed manually;
s2, setting parameters: the detection personnel operate the host machine operation screen, and set up the relevant engineering information and the rotating speed of the take-up and pay-off assembly 6;
s3, detection: a tester operates the host operation screen to start collecting echo signals of the ultrasonic transducer, and simultaneously the wire take-up and pay-off assembly 6 performs constant-speed wire take-up according to a set rotating speed, so that the trouble that the ultrasonic transducer shakes in the acoustic detection tube 2 to generate abnormal waveforms to cause subsequent analysis and interpretation in the prior art in a mode of manually pulling a cable of the ultrasonic transducer is avoided;
s4, data collection and classification: the host machine operation screen automatically stores detection data and uploads the detection data to the remote server, then, a detector puts the ultrasonic transducer into the sound wave probe sleeve 33 of the ultrasonic detector in order, after detection is finished, the next measuring point is integrally transferred, detection of the next measuring point can be started, transfer can be carried out after manual take-up is not needed, and therefore detection efficiency and user experience are greatly improved.
The working principle is as follows: the retractable wire assembly 6 is connected by the first couplings 62 among the retractable wire sets 61, thereby realizing the detachable connection among the retractable wire sets 61, the equivalent winding and unwinding sets 61 are adapted according to the number of the sounding pipes 2 to be detected, so that the excessive (difficult to move) or insufficient (insufficient detection requirement) winding and unwinding sets 61 of the ultrasonic detector can be prevented, when the detection is needed, the second supporting piece 5 is fixedly connected with the fixed piece 3, at the moment, the first supporting piece 4 and the second supporting piece 5 play the role of a bearing, namely, the wire take-up and pay-off assembly 6 is supported, the rotation of the wire take-up and pay-off assembly 6 is more stable, when the wire take-up and pay-off set 61 needs to be mounted or dismounted, the second support member 5 is dismounted from the fixing member 3, and the second support member 5 is rotated, then the retractable cord set 61 can be added or detached, the operation is simple, and the replacement is convenient.
The principle of a power system is as follows: referring to fig. 3, the servo motor 71 has the function of forward rotation and reverse rotation, so as to meet the requirements of the wire take-up and pay-off assembly 6 in the sounding pipe 2, and the second coupling 7362 is provided to protect the power shaft 72 of the servo motor 71, so as to prolong the service life of the servo motor 71, and the power principle: servo motor 71 drives power shaft 72 rotatory, and rotatory power shaft 72 makes the rotary rod 74 rotatory through second shaft coupling 7362, and then makes the cover change the first sprocket 75 on rotary rod 74 rotatory, and first sprocket 75 makes second sprocket 63 rotatory through the sprocket, and rotatory second sprocket 63 drives flange 611 rotatory, and then has realized the rotation of taking up and paying off subassembly 6, has realized automatic at the uniform velocity promptly and has received and pay off.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.